单选题According to the author’s observation, college students _____.A have never been so materialistic as todayB have never been so interested in the artsC have never been so financially well off as todayD have never attached so much importance to moral sense
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填空题____
问答题Practice 3 宾馆的商务中心提供图文传真（facsimile）、复印（photocopying）、多语种打字（multi-lingual word-processing）及翻译、邮电、订票等服务。宾馆还随时提供客房送餐服务。宾馆曾多次安排国内外重要会议，接待经验丰富，并有足够供会议代表团和旅游团体使用的停车泊位，是国内外教育界、科技界、文艺界专家学者以及其他各界人士开展学术研究和文化交流的理想场所。
填空题In warm and mild regions, farmed fish and shellfish are also affected by POPs because they are fed fish meal.____
单选题Many coaches and parents are in the habit of criticizing young athletes _____.A without realizing criticism may destroy their self-confidenceB in order to make them remember life’s lessonsC believing that criticism is beneficial for their early developmentD so as to put more pressure on them
填空题Some scientists believe that yawning is just to make us more alert.____
